Microphone



FIG. 1 is a right side elevational view of a microphone showing my claimed design. The left side elevational view is a mirror image of FIG. 1;

FIG. 2 is a bottom plan view of the microphone illustrated in FIG. 1;

FIG. 3 is a top plan view of the microphone illustrated in FIG. 1; and,

FIG. 4 is a front elevational view of the microphone illustrated in FIG. 1. The rear elevational view is a mirror image of FIG. 4. 

The ornamental design for a microphone, as shown and described. 